president obama has talked often about nelson mandela. there are several members of congress who on more than one occasion have talked about mandela and the impact he has had not just on politics and life in south africa, but on politics around the world, even here in this country. a nobel peace prize winner. someone who the anti-apartheid movement here in the united states looked to when he was in prison in robin island and other places. his release in 1990 and going on to become the leader of south africa. lot of lessons to be learned from his life. i am waiting word not only from the white house, but the congress and their reaction to the deaths of nelson man -- mandela. >> you did some reporting on president obama's south african trip, where president obama was very mindful of mr. mandela's health. remind the viewers of what president obama did when he went to south africa several months ago? >> well, again, i wasn't on that trip, but there was oncern, some talk even then. nelson mandela was in failing health at that time. that perhap